Boot scraper



FIG. 1 is a perspective view of a boot scraper showing my new design;

FIG. 2 is an end elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof; and

FIG. 5 is a bottom plan view thereof.

The broken lines shown in FIGS. 1, 3, 4 and 5 are for illustrativepurposes only and form no part of the claimed design.

The ornamental design for a boot scraper, as shown and described.